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<B>TOWUPPER(3)</B>	       FreeBSD Library Functions Manual 	    <B>TOWUPPER(3)</B>


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<H2>NAME</H2><PRE>
     <B>towupper</B> - lower case to upper case letter conversion


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<H2>SYNOPSIS</H2><PRE>
     <B>#include</B> <B>&lt;wctype.h&gt;</B>

     <I>wint_t</I>
     <B>towupper</B>(<I>wint_t</I> <I>wc</I>)


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<H2>DESCRIPTION</H2><PRE>
     The <B>towupper</B>() function converts a lower-case letter to the corresponding
     upper-case letter.  If the argument is a lower-case letter, the <B>towupper</B>()
     function returns the corresponding upper-case letter if there is one;
     otherwise the argument is returned unchanged.


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<H2>SEE ALSO</H2><PRE>
     <B>iswalnum(3)</B>,  <B>iswalpha(3)</B>,  <B>iswcntrl(3)</B>,  <B>iswdigit(3)</B>,
     <B>iswgraph(3)</B>,  <B>iswlower(3)</B>,  <B>iswprint(3)</B>,  <B>iswpunct(3)</B>,  <B>iswspace(3)</B>,
     <B>iswupper(3)</B>,  <B>iswxdigit(3)</B>,	<B>stdio(3)</B>,  <B>towlower(3)</B>,  <B>ascii(7)</B>


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